def get_switch_workflow(switch):
# if switch specific value set, then return
if switch.workflow:
return switch.workflow
# else fetch tier default value
default = Switch.objects.get(topology_id=switch.topology_id,
tier=switch.tier, dummy=True)
if default.workflow:
return default.workflow
return workflow.get_workflow(BOOTSTRAP_WORKFLOW_ID)
def get_switch_workflow(switch):
# if switch specific value set, then return
if switch.workflow:
return switch.workflow
# else fetch tier default value
default = Switch.objects.get(topology_id=switch.topology_id,
tier=switch.tier,
dummy=True)
if default.workflow:
return default.workflow
return workflow.get_workflow(BOOTSTRAP_WORKFLOW_ID)
def update_switch(fab_id, switch_id, data, user):
switch = Switch.objects.get(pk=switch_id)
# check if switch is already booted
if switch.boot_detail:
if any([switch.name != data[NAME], switch.model.id != data[MODEL], switch.serial_num != data[SERIAL_NUM]]):
raise IgniteException(ERR_NO_NAME_CHANGE)
# check if switch already exists with new name
# switch name is searched across all fabrics
if (switch.name != data[NAME] and
Switch.objects.filter(topology__is_fabric=True, dummy=False,
name=data[NAME])):
raise IgniteException(ERR_SW_NAME_IN_USE)
switch.name = data[NAME]
# check if switch already exists with new serial num
# note: serial numbers are unique across fabrics
if (data[SERIAL_NUM] and switch.serial_num != data[SERIAL_NUM] and
Switch.objects.filter(dummy=False, serial_num=data[SERIAL_NUM])):
raise IgniteException(ERR_SERIAL_NUM_IN_USE)
# check if serial_num exists in discovery rules
find_dup_serial_discovery([data[SERIAL_NUM]])
switch.serial_num = data[SERIAL_NUM]
new_model = get_switch(data[MODEL])
# is there a change in model?
change = True if new_model != switch.model else False
logger.debug("%schange in switch model", "no " if not change else "")
# save new values
switch.model = new_model
switch.image_profile = (image.get_profile(data[IMAGE_PROFILE])
if data[IMAGE_PROFILE] else None)
switch.config_profile = (config.get_profile(data[CONFIG_PROFILE])
if data[CONFIG_PROFILE] else None)
switch.feature_profile = (feature.get_profile(data[FEATURE_PROFILE])
if data[FEATURE_PROFILE] else None)
switch.workflow = (workflow.get_workflow(data[WORKFLOW])
if data[WORKFLOW] else None)
switch.save()
if change:
BaseTopology.get_object(fab_id, user).update_model(switch)
else:
Fabric.objects.filter(pk=fab_id).update(updated_by=user)
def update_profiles(fab_id, data, user):
# setting global level config and feture profiles
fabric = Fabric.objects.get(pk=fab_id)
if data[CONFIG_PROFILE]:
fabric.config_profile = config.get_profile(data[CONFIG_PROFILE])
else:
fabric.config_profile = None
if data[FEATURE_PROFILE]:
fabric.feature_profile = feature.get_profile(data[FEATURE_PROFILE])
else:
fabric.feature_profile = None
fabric.save()
cfg = dict()
feat = dict()
wf = dict()
# store tier default config & feature profile
for item in data[PROFILES]:
# if profile id is zero, then store null
# it means - do not apply config/feature/workflow for this tier
if item[CONFIG_PROFILE]:
cfg[item[TIER]] = config.get_profile(item[CONFIG_PROFILE])
else:
cfg[item[TIER]] = None
if item[FEATURE_PROFILE]:
feat[item[TIER]] = feature.get_profile(item[FEATURE_PROFILE])
else:
feat[item[TIER]] = None
if item[WORKFLOW]:
wf[item[TIER]] = workflow.get_workflow(item[WORKFLOW])
else:
wf[item[TIER]] = None
# update profiles in fabric default switches
for switch in Switch.objects.filter(topology_id=fab_id, dummy=True):
switch.config_profile = cfg[switch.tier]
switch.feature_profile = feat[switch.tier]
switch.workflow = wf[switch.tier]
switch.save()
Fabric.objects.filter(pk=fab_id).update(updated_by=user)
def update_profiles(fab_id, data, user):
# setting global level config and feture profiles
fabric = Fabric.objects.get(pk=fab_id)
if data[CONFIG_PROFILE]:
fabric.config_profile = config.get_profile(data[CONFIG_PROFILE])
else:
fabric.config_profile = None
if data[FEATURE_PROFILE]:
fabric.feature_profile = feature.get_profile(data[FEATURE_PROFILE])
else:
fabric.feature_profile = None
fabric.save()
cfg = dict()
feat = dict()
wf = dict()
# store tier default config & feature profile
for item in data[PROFILES]:
# if profile id is zero, then store null
# it means - do not apply config/feature/workflow for this tier
if item[CONFIG_PROFILE]:
cfg[item[TIER]] = config.get_profile(item[CONFIG_PROFILE])
else:
cfg[item[TIER]] = None
if item[FEATURE_PROFILE]:
feat[item[TIER]] = feature.get_profile(item[FEATURE_PROFILE])
else:
feat[item[TIER]] = None
if item[WORKFLOW]:
wf[item[TIER]] = workflow.get_workflow(item[WORKFLOW])
else:
wf[item[TIER]] = None
# update profiles in fabric default switches
for switch in Switch.objects.filter(topology_id=fab_id, dummy=True):
switch.config_profile = cfg[switch.tier]
switch.feature_profile = feat[switch.tier]
switch.workflow = wf[switch.tier]
switch.save()
Fabric.objects.filter(pk=fab_id).update(updated_by=user)
def add_discoveryrule(data, username):
config_obj = get_profile(data[CONFIG])
image = image_profile.get_profile(data[IMAGE])
rule_object = DiscoveryRule()
if data[WORKFLOW]:
wf = get_workflow(data[WORKFLOW])
rule_object.workflow = wf
rule_object.name = data[NAME]
rule_object.match = data[MATCH].lower()
if str(data[MATCH]) == SERIAL_NUM:
find_repeat_serial_num(data[SUBRULES])
find_duplicate(data[SUBRULES])
rule_object.priority = data[PRIORITY]
rule_object.config = config_obj
rule_object.image = image
rule_object.subrules = data[SUBRULES]
rule_object.updated_by = username
rule_object.save()
return rule_object
def add_discoveryrule(data, username):
config_obj = get_profile(data[CONFIG])
image = image_profile.get_profile(data[IMAGE])
rule_object = DiscoveryRule()
if data[WORKFLOW]:
wf = get_workflow(data[WORKFLOW])
rule_object.workflow = wf
rule_object.name = data[NAME]
rule_object.match = data[MATCH].lower()
if str(data[MATCH]) == SERIAL_NUM:
find_repeat_serial_num(data[SUBRULES])
find_duplicate(data[SUBRULES])
rule_object.priority = data[PRIORITY]
rule_object.config = config_obj
rule_object.image = image
rule_object.subrules = data[SUBRULES]
rule_object.updated_by = username
rule_object.save()
return rule_object
def ignite_request(request):
if ACCESS_PROTOCOL not in ACCESS_PROTOCOLS:
msg = ERR_PROTO_NOT_FOUND + "- " + ACCESS_PROTOCOL
return _get_server_response(False, err_msg=msg)
serial_number = request[SERIAL_NUM]
model_type = request[MODEL_TYPE]
switch, match_type = search_fabric(request)
if switch:
logger.info("config type - " + switch.config_type)
cfg_file = None
if switch.config_type == POAP_CONFIG:
if (switch.topology.feature_profile or
get_switch_feature_profile(switch)):
logger.debug("Switch have feture profiles applied")
build_config(switch.topology.id)
else:
# delete cfg file
try:
os.remove(os.path.join(REPO_PATH + str(switch.id) + '.cfg'))
except OSError as e:
pass
# build new cfg
build_switch_config(switch)
cfg_file = str(switch.id) + CFG_FILE_EXT
cfg_file = get_cfg_file_path(REPO_PATH, cfg_file, FILE_REPO_PATH)
if not cfg_file:
logger.error(ERR_CFG_NOT_FOUND)
return _get_server_response(False,
err_msg=ERR_CFG_NOT_FOUND)
logger.info("config file found for " + switch.config_type)
elif switch.config_type == RUNNING_CONFIG:
running_config = get_latest_version(switch.id)
cfg_file = get_cfg_file_path(SWITCH_CONFIG_PATH, running_config, FILE_SWITCH_PATH)
if not cfg_file:
logger.error(ERR_CFG_NOT_FOUND)
return _get_server_response(False,
err_msg=ERR_CFG_NOT_FOUND)
logger.info("config file found for " + switch.config_type)
# fetch switch workflow
wf = get_switch_workflow(switch)
# fetch switch image
image = get_switch_image(switch)
wf_file = str(switch.id) + YAML_FILE_EXT
logger.debug("Build workflow")
with open(os.path.join(REPO_PATH, wf_file), 'w') as output_fh:
output_fh.write(yaml.safe_dump(build_workflow(wf,
image,
cfg_file,
serial_number),
default_flow_style=False))
update_boot_detail(switch,
match_type=match_type,
boot_status=BOOT_PROGRESS,
boot_time=timezone.now(),
model_type=model_type)
#update switch serial number
if switch.serial_num != serial_number:
logger.debug("Received serial number % s\
configured serial number % s"
% (serial_number, switch.serial_num))
try:
discoveryrule.find_duplicate([serial_number])
except IgniteException:
logger.debug(ERR_SERIAL_NUM_IN_USE)
return _get_server_response(False,
err_msg=ERR_SERIAL_NUM_IN_USE)
switch.serial_num = serial_number
switch.save()
if ACCESS_PROTOCOL in [PROTO_SCP, PROTO_SFTP]:
wf_file = os.path.join(REPO_PATH, wf_file)
elif ACCESS_PROTOCOL == PROTO_HTTP:
wf_file = os.path.join(DOWNLOAD_URL, YAML, wf_file)
else:
wf_file = os.path.join(FILE_REPO_PATH, wf_file)
return _get_server_response(True, wf_file)
logger.debug("No match found in fabric")
rule = discoveryrule.match_discovery_rules(request)
wf = None
if rule:
try:
switch = Switch.objects.get(name=serial_number,
topology__isnull=True)
except Switch.DoesNotExist:
switch = Switch()
switch.name = serial_number
switch.serial_num = serial_number
switch.save()
if rule.workflow:
wf = rule.workflow
else:
wf = get_workflow(BOOTSTRAP_WORKFLOW_ID)
logger.debug("Discovery rule match- workflow: %s, config: %s"
% (wf.name, rule.config.name))
# delete cfg file
try:
os.remove(os.path.join(REPO_PATH + str(switch.id) + '.cfg'))
except OSError as e:
pass
# build new cfg
build_switch_config(switch, switch_cfg=rule.config)
if rule.match == SERIAL_NUM:
match_type = SERIAL_NUMBER
else:
match_type = NEIGHBOR
update_boot_detail(switch,
match_type=match_type,
discovery_rule=rule,
boot_time=timezone.now(),
boot_status=BOOT_PROGRESS,
model_type=model_type)
cfg_file = str(switch.id) + CFG_FILE_EXT
wf_file = str(switch.id) + YAML_FILE_EXT
logger.debug("Build workflow")
if ACCESS_PROTOCOL in [PROTO_SCP, PROTO_SFTP]:
cfg_file = os.path.join(REPO_PATH, cfg_file)
elif ACCESS_PROTOCOL == PROTO_HTTP:
cfg_file = os.path.join(DOWNLOAD_URL, CONFIG, cfg_file)
else:
cfg_file = os.path.join(FILE_REPO_PATH, cfg_file)
with open(os.path.join(REPO_PATH, wf_file), 'w') as output_fh:
output_fh.write(yaml.safe_dump(build_workflow(wf,
rule.image,
cfg_file,
serial_number),
default_flow_style=False))
if ACCESS_PROTOCOL in [PROTO_SCP, PROTO_SFTP]:
wf_file = os.path.join(REPO_PATH, wf_file)
elif ACCESS_PROTOCOL == PROTO_HTTP:
wf_file = os.path.join(DOWNLOAD_URL, YAML, wf_file)
else:
wf_file = os.path.join(FILE_REPO_PATH, wf_file)
return _get_server_response(True, wf_file)
return _get_server_response(False)
def add_fabric(data, user):
# get topology
top = Topology.objects.get(pk=data[TOPOLOGY])
logger.debug("fabric name = %s, topology name = %s, model = %s",
data[NAME], top.name, top.model_name)
# create new fabric
fabric = Fabric()
fabric.name = data[NAME]
fabric.model_name = top.model_name
fabric.is_fabric = True
if data[CONFIG_PROFILE]:
fabric.config_profile = config.get_profile(data[CONFIG_PROFILE])
if data[FEATURE_PROFILE]:
fabric.feature_profile = feature.get_profile(data[FEATURE_PROFILE])
fabric.updated_by = user
fabric.save()
cfg = dict()
feat = dict()
wf = dict()
# store tier default config & feature profile
for item in data[SWITCHES]:
# if profile id is zero, then store null
# it means - do not apply config/feature/workflow for this tier
if item[CONFIG_PROFILE]:
cfg[item[TIER]] = config.get_profile(item[CONFIG_PROFILE])
else:
cfg[item[TIER]] = None
if item[FEATURE_PROFILE]:
feat[item[TIER]] = feature.get_profile(item[FEATURE_PROFILE])
else:
feat[item[TIER]] = None
if item[WORKFLOW]:
wf[item[TIER]] = workflow.get_workflow(item[WORKFLOW])
else:
wf[item[TIER]] = None
# fabric defaults, switches & links objects
fabric.defaults = dict()
fabric.defaults[SWITCHES] = list()
fabric.defaults[LINKS] = list()
fabric.switches = list()
fabric.links = list()
# map of topology switch id to fabric switch object
# needed when creating fabric links
switch_dict = dict()
# duplicate all topology switches into fabric
for switch in Switch.objects.filter(topology_id=top.id).order_by(ID):
# save id for later
switch_id = switch.id
switch.id = None
switch.topology = fabric
if switch.dummy:
# set config & feature profile for fabric default switch
switch.config_profile = cfg[switch.tier]
switch.feature_profile = feat[switch.tier]
switch.workflow = wf[switch.tier]
else:
# append fabric name to switch name
switch.name = fabric.name + "_" + switch.name
switch.save()
# store topology switch id to switch mapping
switch_dict[switch_id] = switch
if switch.dummy:
fabric.defaults[SWITCHES].append(switch)
else:
fabric.switches.append(switch)
# duplicate all topology links into fabric
for link in Link.objects.filter(topology_id=top.id):
link.id = None
link.topology = fabric
if link.src_switch:
link.src_switch = switch_dict[link.src_switch.id]
link.dst_switch = switch_dict[link.dst_switch.id]
else:
link.src_switch = None
link.dst_switch = None
link.save()
if not link.dummy:
fabric.links.append(link)
elif link.dummy and not link.src_switch:
link.src_tier = link.src_ports
link.dst_tier = link.dst_ports
fabric.defaults[LINKS].append(link)
return fabric
def add_fabric(data, user):
# get topology
top = Topology.objects.get(pk=data[TOPOLOGY])
logger.debug("fabric name = %s, topology name = %s, model = %s",
data[NAME], top.name, top.model_name)
# create new fabric
fabric = Fabric()
fabric.name = data[NAME]
fabric.model_name = top.model_name
fabric.is_fabric = True
if data[CONFIG_PROFILE]:
fabric.config_profile = config.get_profile(data[CONFIG_PROFILE])
if data[FEATURE_PROFILE]:
fabric.feature_profile = feature.get_profile(data[FEATURE_PROFILE])
fabric.updated_by = user
fabric.save()
cfg = dict()
feat = dict()
wf = dict()
# store tier default config & feature profile
for item in data[SWITCHES]:
# if profile id is zero, then store null
# it means - do not apply config/feature/workflow for this tier
if item[CONFIG_PROFILE]:
cfg[item[TIER]] = config.get_profile(item[CONFIG_PROFILE])
else:
cfg[item[TIER]] = None
if item[FEATURE_PROFILE]:
feat[item[TIER]] = feature.get_profile(item[FEATURE_PROFILE])
else:
feat[item[TIER]] = None
if item[WORKFLOW]:
wf[item[TIER]] = workflow.get_workflow(item[WORKFLOW])
else:
wf[item[TIER]] = None
# fabric defaults, switches & links objects
fabric.defaults = dict()
fabric.defaults[SWITCHES] = list()
fabric.defaults[LINKS] = list()
fabric.switches = list()
fabric.links = list()
# map of topology switch id to fabric switch object
# needed when creating fabric links
switch_dict = dict()
# duplicate all topology switches into fabric
for switch in Switch.objects.filter(topology_id=top.id).order_by(ID):
# save id for later
switch_id = switch.id
switch.id = None
switch.topology = fabric
if switch.dummy:
# set config & feature profile for fabric default switch
switch.config_profile = cfg[switch.tier]
switch.feature_profile = feat[switch.tier]
switch.workflow = wf[switch.tier]
else:
# append fabric name to switch name
switch.name = fabric.name + "_" + switch.name
switch.save()
# store topology switch id to switch mapping
switch_dict[switch_id] = switch
if switch.dummy:
fabric.defaults[SWITCHES].append(switch)
else:
fabric.switches.append(switch)
# duplicate all topology links into fabric
for link in Link.objects.filter(topology_id=top.id):
link.id = None
link.topology = fabric
if link.src_switch:
link.src_switch = switch_dict[link.src_switch.id]
link.dst_switch = switch_dict[link.dst_switch.id]
else:
link.src_switch = None
link.dst_switch = None
link.save()
if not link.dummy:
fabric.links.append(link)
elif link.dummy and not link.src_switch:
link.src_tier = link.src_ports
link.dst_tier = link.dst_ports
fabric.defaults[LINKS].append(link)
return fabric
def update_switch(fab_id, switch_id, data, user):
switch = Switch.objects.get(pk=switch_id)
# check if switch is already booted
if switch.boot_detail:
if data[CONFIG_TYPE] == RUNNING_CONFIG:
logger.debug("input config type- " + data[CONFIG_TYPE])
if SwitchConfig.objects.filter(switch_id=switch_id):
switch.config_type = data[CONFIG_TYPE]
else:
logger.error(ERR_RUN_CONFIG_NOT_AVAL)
raise IgniteException(ERR_RUN_CONFIG_NOT_AVAL)
else:
switch.config_type = data[CONFIG_TYPE]
if any([
switch.name != data[NAME], switch.model.id != data[MODEL],
switch.serial_num != data[SERIAL_NUM]
]):
raise IgniteException(ERR_NO_NAME_CHANGE)
# check if switch already exists with new name
# switch name is searched across all fabrics
if (switch.name != data[NAME] and Switch.objects.filter(
topology__is_fabric=True, dummy=False, name=data[NAME])):
raise IgniteException(ERR_SW_NAME_IN_USE)
switch.name = data[NAME]
# check if switch already exists with new serial num
# note: serial numbers are unique across fabrics
if (data[SERIAL_NUM] and switch.serial_num != data[SERIAL_NUM] and
Switch.objects.filter(dummy=False, serial_num=data[SERIAL_NUM])):
raise IgniteException(ERR_SERIAL_NUM_IN_USE)
# check if serial_num exists in discovery rules
find_dup_serial_discovery([data[SERIAL_NUM]])
switch.serial_num = data[SERIAL_NUM]
new_model = get_switch(data[MODEL])
# is there a change in model?
change = True if new_model != switch.model else False
logger.debug("%schange in switch model", "no " if not change else "")
if change:
if data[MODEL] == 1:
logger.debug("Unknown switch model can not be assigned")
raise IgniteException(ERR_CAN_NOT_ASSIGN_UNKOWN_MODEL)
# save new values
switch.model = new_model
switch.image_profile = (image.get_profile(data[IMAGE_PROFILE])
if data[IMAGE_PROFILE] else None)
switch.config_profile = (config.get_profile(data[CONFIG_PROFILE])
if data[CONFIG_PROFILE] else None)
switch.feature_profile = (feature.get_profile(data[FEATURE_PROFILE])
if data[FEATURE_PROFILE] else None)
switch.workflow = (workflow.get_workflow(data[WORKFLOW])
if data[WORKFLOW] else None)
switch.save()
if change:
BaseTopology.get_object(fab_id, user).update_model(switch)
else:
Fabric.objects.filter(pk=fab_id).update(updated_by=user)
